Ultra-violet water treatment device



FIG. 1 is a front, top perspective view of the ultra-violet water treatment device of the present invention showing my new design;

FIG. 2 is a rear, bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a front elevational view thereof. 

The ornamental design for an ultra-violet water treatment device, as shown and described. 